2GB DDR2 667MHz PC2-5300 DDR2 667 (240PIN) SODIMM Laptop Memory 100% Compatible with Laptops.BRAND NEW 2GB PC2-5300 PC2-5400 DDR2 667 Mhz. Supports Dual Channel.Compatible with LAPTOPS THAT SUPPORT DDR2 240PIN MEMORYPC2-5300 240-Pin SODIMM Unbuffered Non ECC, 1.8V CL5 2Rx8 Dual Rank. confirm the model number of your computer purchasing. And determine the maximum capacity supported by your computer. Memory Size:2GBAttention: As different production batches, there will be difference in chip's brand, color and parameter. installation, clean the connection finger gently with eraser and clean out the slots with canned air 't use corrosives, such as ethyl alcohol.Color: greenMaterial: PCBPackage Contents:1 x MemoryOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.